mirror of
https://github.com/httpie/cli.git
synced 2024-11-24 08:22:22 +02:00
47 lines
1.0 KiB
Python
47 lines
1.0 KiB
Python
from __future__ import division
|
|
|
|
|
|
def humanize_bytes(n, precision=2):
|
|
# Author: Doug Latornell
|
|
# Licence: MIT
|
|
# URL: http://code.activestate.com/recipes/577081/
|
|
"""Return a humanized string representation of a number of bytes.
|
|
|
|
Assumes `from __future__ import division`.
|
|
|
|
>>> humanize_bytes(1)
|
|
'1 byte'
|
|
>>> humanize_bytes(1024)
|
|
'1.0 kB'
|
|
>>> humanize_bytes(1024 * 123)
|
|
'123.0 kB'
|
|
>>> humanize_bytes(1024 * 12342)
|
|
'12.1 MB'
|
|
>>> humanize_bytes(1024 * 12342, 2)
|
|
'12.05 MB'
|
|
>>> humanize_bytes(1024 * 1234, 2)
|
|
'1.21 MB'
|
|
>>> humanize_bytes(1024 * 1234 * 1111, 2)
|
|
'1.31 GB'
|
|
>>> humanize_bytes(1024 * 1234 * 1111, 1)
|
|
'1.3 GB'
|
|
|
|
"""
|
|
abbrevs = [
|
|
(1 << 50, 'PB'),
|
|
(1 << 40, 'TB'),
|
|
(1 << 30, 'GB'),
|
|
(1 << 20, 'MB'),
|
|
(1 << 10, 'kB'),
|
|
(1, 'bytes')
|
|
]
|
|
|
|
if n == 1:
|
|
return '1 byte'
|
|
|
|
for factor, suffix in abbrevs:
|
|
if n >= factor:
|
|
break
|
|
|
|
return '%.*f %s' % (precision, n / factor, suffix)
|